Monday 5th September 2011 marked the introduction of Chiltern's Mainline timetable, making more use of the new infrastructure. The new through line at Princes Risborough had already been used by 168 215 at 07:01, working the 05:46 train from Birmingham Moor Street to Marylebone, 1H06. This train was worked by LHCS until the timetable change. The LHCS now works 1H09 as its first up train, the 06:19 from Moor Street to Marylebone, seen here using the new through line at 07:35 with 67014 "Thomas Telford" leading one of the Mainline branded silver sets with 82305 on the rear. The road is already set for the 07:20 train from Aylesbury to come off the branch, this train due to depart Princes Risborough at 07:37. Digital Image No. GMPI10258.